I think that right word is ..لهذه او لهذ ...there is no (ي ) here . i guess that the writer use it to add a tone ..the meaning of this word is Because of these ..due to theses..... etc

It means "For those"

1) the letter ( ل ) is used to justify the cause. it has the same meaning ( من أجل , بسب ) 2) the letter ( ه ) is used to attract the attention of a person to a subject. 3) هذه is a demonstrative adjective like this, that ... 4)masculine singular: ذا+ه=هذا singular fiminin: ذه+ه=هذه or ذي+ه=هذي two male : ذان+ه=هذان two people fimininتان+ه=هاتان plural:أولاء+ه=هؤلاء for this reason: لهذه الاسباب/ لهذي الأسباب 5) ف= الفاء السببية expresses the result of causes that are written in the previous sentence.